\[l'_i(x_i)=\prod_{\substack{0\leq j \leq n \\ j \neq i}}(x_i-x_j)\]
翻看各个省份的“十五五”规划建议，“争创”是一个高频词。，更多细节参见Line官方版本下载
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· 黄磊 · 来源：tutorial资讯